CN114527448A - Floating type laser radar wind measurement system - Google Patents
Floating type laser radar wind measurement system Download PDFInfo
- Publication number
- CN114527448A CN114527448A CN202210424582.0A CN202210424582A CN114527448A CN 114527448 A CN114527448 A CN 114527448A CN 202210424582 A CN202210424582 A CN 202210424582A CN 114527448 A CN114527448 A CN 114527448A
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- Prior art keywords
- floating
- wind
- laser radar
- steel
- lidar
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
- G01S7/481—Constructional features, e.g. arrangements of optical elements
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/88—Lidar systems specially adapted for specific applications
- G01S17/95—Lidar systems specially adapted for specific applications for meteorological use
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/10—Information and communication technologies [ICT] supporting adaptation to climate change, e.g. for weather forecasting or climate simulation
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Electromagnetism (AREA)
- Optical Radar Systems And Details Thereof (AREA)
Abstract
The invention discloses a floating type laser radar wind measuring system which comprises a laser radar wind measuring instrument, a floating body module, a wind measuring platform and an anchoring device, wherein the laser radar wind measuring instrument is movably connected to the wind measuring platform; the floating body module is made of light materials, so that the buoyancy is increased, and the floating body module is protected by a steel net frame and is not easy to damage; the lower end of the buoyancy module is connected with the ballast module which increases the weight, so that the anti-tilting moment is increased, the swing angle is reduced, and the wind measuring effectiveness is comprehensively improved; by arranging anchor chains around the system, the position of the anemometry system is kept stable, and the system is prevented from drifting to generate large displacement.
Description
Technical Field
The invention belongs to the field of measurement of wind energy resources of offshore wind farms, and particularly relates to a floating type laser radar wind measurement system.
Background
The offshore wind power plant becomes a wind power development form which is focused by all countries due to the advantages of abundant wind energy resources, no occupation of arable land and the like. Offshore wind energy resource measurement is an important way to evaluate the ocean wind energy resources to be developed and is also a necessary prerequisite for developing wind power plants. The traditional wind measuring mode is mainly fixed wind measuring, has better accuracy, but also has the defects of high construction cost, incapability of being repeatedly utilized and the like, is not suitable for the construction requirement of a rapidly developed offshore wind farm, and is not suitable for the future trend of development from shallow sea to deep sea.
The mobile wind measurement is another mode for measuring offshore wind energy resources, but the development is relatively weak due to late starting. At present, although a plurality of mobile wind measuring devices are available, when some slightly severe weather and complex sea conditions occur, the collected wind measuring data are discontinuous and the quality is reduced due to water mist, shaking and the like, so that the accuracy and the effectiveness of observation are reduced.
The laser radar wind meter has better wind measuring capability, but three core sensor units, namely a laser radar, a high-precision directional sensor and a high-precision motion sensor, are required to stably operate, and when a fault occurs, field operation and maintenance are usually required, so that time, labor and money are wasted. Therefore, when the laser radar anemometer is used for measuring wind, the relative stability of the measuring environment is preferably ensured.
In addition, the wind measuring direction of the laser radar is only one angle, and the initial height of the effective height range of the measured wind speed is also higher, so that the coverage range of the measured data is limited, and the capability in the aspect is to be improved.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a floating type laser radar wind measurement system, which solves the problems in the background technology.
In order to achieve the purpose, the invention is realized by the following technical scheme: a floating type laser radar wind measurement system is characterized by comprising a laser radar wind meter, a floating body module, a wind measurement platform and an anchoring device; the floating body module is positioned below the wind measuring platform to provide buoyancy for the system, the laser radar wind meter is movably connected with the wind measuring platform, and the laser radar wind meter can change a measuring angle; the anchoring device defines a floating area for the whole system.
Preferably, the anemometry platform comprises a loading steel plate, a telescopic device and a platform protection device; the telescopic device is fixedly arranged on the platform protection device; the telescopic device is connected with the carrying steel plate, and the laser radar wind meter is fixed on the carrying steel plate; and the angles of the carrying steel plate and the laser radar wind meter are changed through the telescopic device.
Preferably, the telescoping device includes several telescopic pole settings and horizontal pole, when the pole setting is tensile the horizontal pole is tensile thereupon, the horizontal pole is connected carry the thing steel sheet, change carry the inclination of thing steel sheet.
Preferably, the platform protection device comprises a steel frame, a rail and a deck; the carrying steel plate is connected with the steel frame through the telescopic device; the telescopic device, the steel frame and the rail are all fixed on the deck.
Preferably, the laser radar wind meter is connected with a power supply device; the power supply apparatus includes a main power supply system and an auxiliary power supply system.
Preferably, the main power supply system is a solar power generation panel and is fixed on the steel frame.
Preferably, the auxiliary power supply system includes a fuel power generation device and a storage battery; the fuel oil power generation equipment and the storage battery are fixed on the deck; the storage battery stores the surplus electric quantity of the fuel oil power generation equipment and the solar power generation panel.
Preferably, the buoyant body module comprises a buoyant body device and a buoyant body protecting device; the float device provides buoyancy to the system.
Preferably, the floating body device is a columnar floating body; the columnar floating bodies are made of light materials, and the light materials can be solid structures or internal hollow structures.
Preferably, the columnar floating body is provided with a through hole.
Preferably, the floating body protection device is a steel net frame; the steel mesh frame surrounds the outside of the floating body device.
Preferably, the anchoring devices are four symmetrically distributed anchor chains; the anchor chain is connected to the steel net frame.
Preferably, the bottom end of the floating body module is connected with a ballast module; the ballast module comprises a ballast block and a ballast protection device; the ballast block is suspended on the steel mesh frame.
Preferably, the ballast protection device comprises steel trusses, net grating plates; the steel truss is connected with the floating body module and the ballast module; the grid grating plates are connected between the steel trusses.
The invention provides a floating type laser radar wind measurement system which has the following beneficial effects:
1. this float formula laser radar anemometry system, the laser radar anemoscope is fixed on carrying the thing steel sheet, carries the thing steel sheet and passes through the telescopic link and links up with the iron and steel frame, along with the flexible of telescopic link, can change the angle of carrying the thing steel sheet, and the laser radar anemoscope changes the angle of inclination thereupon to increase laser radar anemoscope's measurement angle.
2. This float formula lidar anemometry system through setting up the body module, provides buoyancy for lidar anemometry system, and this column body is light material, can be solid also can be hollow, also can contain the hole that runs through the body to the rivers pass reinforcing stationarity, this column body outside has the steel screen frame, is used for protecting the difficult quilt of column body to destroy.
3. This float formula laser radar anemometry system, ballast module through setting up increase gravity ensures the difficult upset of laser radar anemometry system, improves stability.
4. This float formula lidar anemometry system through setting up the anchor chain, has guaranteed to float formula lidar anemometry system position stability, prevents that the system from drifting and producing great displacement.
Drawings
FIG. 1 is a three-dimensional schematic of a system.
Fig. 2 is a schematic elevation of the system.
Fig. 3 is a schematic elevation view of a wind measuring platform.
FIG. 4 is a three-dimensional schematic view of a loading steel plate, a steel frame and a telescopic rod.
Figure 5 is a schematic elevation view of the float module.
Fig. 6 is a three-dimensional schematic view of a ballast module.
Wherein: 1. a laser radar anemoscope; 2. a power supply device; 3. a wind measuring platform; 4. sea level; 5. A columnar floating body; 6. a steel mesh frame; 7. a steel truss; 8. a mesh grid plate; 9. A ballast block; 10. an anchor chain; 11. carrying steel plates; 12. a telescopic rod; 13. a solar power panel; 14. a steel frame; 15. a fuel oil power generation device; 16. a fence; 17. a storage battery; 18. a deck; 19. a lightweight material; 20. the hollow area inside the floating body.
Detailed Description
The present invention is described in detail below with reference to the accompanying drawings, as shown in fig. 1 to 6, and provides a technical solution: a floating type laser radar wind measuring system comprises a laser radar wind measuring instrument 1, a floating body module, a wind measuring platform 3 and an anchoring device; the laser radar wind meter 1 is movably connected with the wind measuring platform 3, and the laser radar wind meter 1 can change the measuring angle; the laser radar wind meter 1 is used for measuring, collecting and outputting high-frequency three-dimensional wind field data, and the coverage range of the measured data is enlarged; anchoring means to define a floating zone for the entire system.
The anemometry platform 3 comprises a carrying steel plate 11, a telescopic device and a platform protection device; the laser radar wind meter 1 is fixed on the carrying steel plate 11; the telescopic device is connected with the carrying steel plate 11, and the angle of the carrying steel plate 11 is changed through telescopic, so that the measuring angle of the laser radar anemoscope 1 is changed.
The telescoping device is telescopic link 12, including two pole settings and two horizontal poles, and the horizontal pole is tensile thereupon when the pole setting is tensile, and the horizontal pole is connected and is carried thing steel sheet 11, changes the inclination who carries thing steel sheet 11.
The platform protection device comprises a steel frame 14, a rail 16 and a deck 18; the loading steel plate 11 is connected with the steel frame 14 through the telescopic rod 12; the telescopic rod 12, the steel frame 14 and the fence 16 are all fixed on a deck 18 to protect the firmware on the wind measuring platform 3.
The laser radar anemoscope 1 is connected with a power supply device 2, and the power supply device 2 comprises a main power supply system and an auxiliary power supply system; the main power supply system is a solar power generation panel 13 and is fixed on a steel frame 14; the auxiliary power supply system comprises a fuel oil power generation device 15 and a storage battery 17, and the fuel oil power generation device 15 and the storage battery 17 are fixed on a deck 18; the solar power generation panel 13 is in a conventional power generation mode, the fuel oil power generation equipment 15 is in a standby power generation mode, and the storage battery 17 is responsible for storing the power of the two power generation equipment and providing the power for the laser radar anemometer 1.
The floating body module comprises a floating body device and a floating body protection device; the floating body device provides buoyancy for the system and is a columnar floating body 5; the columnar floating bodies 5 are made of light materials; the light material can be a solid structure or an internal hollow structure; the columnar floating body is provided with a through hole so that water flow can pass through the through hole to keep balance.
The floating body protection device is a steel net frame 6; the steel net frame 6 surrounds the outside of the columnar floating body 5, and the steel net frame 6 is used for bearing external force and protecting the columnar floating body 5 so that the columnar floating body is not easy to damage.
The anchoring device is four anchor chains 10 which are symmetrically distributed, the anchor chains 10 are connected to the steel net frame 6, and the anchor chains 10 are used for keeping the position of the floating type laser radar wind measuring system stable and preventing the system from drifting to generate large displacement.
The bottom end of the floating body module is connected with a ballast module; the ballast module comprises a ballast block 9 and a ballast protection device; the ballast block 9 is hung on the steel net frame 6, and the ballast block 9 can increase gravity and is used for enabling the floating module and the wind measuring platform 3 not to turn over easily, so that the stability of the floating type laser radar wind measuring system is improved; the ballast protection device comprises a steel truss 7 and a grid plate 8; the steel truss 7 is connected with the columnar floating body 5 and the ballast module 9; the net grating plates 8 are connected between the steel trusses 7, and the net grating plates 8 are used for protecting the steel trusses 7 from bending damage.
In conclusion, the floating type laser radar wind measuring system increases the anti-overturning moment, reduces the swing angle and comprehensively improves the wind measuring effectiveness through the improvement of the wind measuring platform 3, the floating body module and the ballast module. The inclination angle of the carrying steel plate 11 can be changed by arranging the telescopic rod 12 in the wind measuring platform 3, so that the measuring angle of the laser radar wind meter 1 is increased, and the coverage range of measuring data is enlarged; the strength and rigidity of the modules can be improved by arranging the steel net frame 6 in the floating body module, so that the interior of the floating body can be hollow, the buoyancy upper limit of the system is greatly increased while the material utilization rate is improved, the gravity of the ballast module is increased, and the anti-overturning capability of the system is finally enhanced; by arranging the grid plates 8 in the ballast module, the tension borne by the steel truss 7 is dispersed, and the rigidity of the ballast module is increased, so that the ballast module can not be bent and damaged under the action of high gravity and waves.
The above description is only an example of the present patent and is not intended to limit the scope of the present patent, and all modifications, equivalents, and alternatives falling within the spirit and scope of the present patent application are also encompassed by the present patent disclosure.
Claims (14)
1. A floating type laser radar wind measurement system is characterized by comprising a laser radar wind meter, a floating body module, a wind measurement platform and an anchoring device; the floating body module is positioned below the wind measuring platform to provide buoyancy for the system, the laser radar wind meter is movably connected with the wind measuring platform, and the laser radar wind meter can change a measuring angle; the anchoring device defines a floating area for the whole system.
2. The floating lidar wind finding system of claim 1, wherein the wind finding platform comprises a load carrying steel plate, a telescoping device, and a platform protection device; the telescopic device is fixedly arranged on the platform protection device; the telescopic device is connected with the carrying steel plate, and the laser radar wind meter is fixed on the carrying steel plate; and the angles of the carrying steel plate and the laser radar wind meter are changed through the telescopic device.
3. The floating lidar wind measuring system of claim 2, wherein the telescoping device comprises a plurality of telescopic vertical rods and a cross rod, the cross rod stretches along with the vertical rods when the vertical rods stretch, and the cross rod is connected with the carrying steel plate to change the inclination angle of the carrying steel plate.
4. The floating lidar wind finding system of claim 2, wherein the platform protection device comprises a steel frame, a fence, and a deck; the carrying steel plate is connected with the steel frame through the telescopic device; the telescopic device, the steel frame and the rail are all fixed on the deck.
5. The floating lidar wind measuring system of claim 4, wherein a power supply is connected to the lidar anemometer; the power supply apparatus includes a main power supply system and an auxiliary power supply system.
6. The floating lidar wind finding system of claim 5, wherein the primary power supply system is a solar panel secured to the steel frame.
7. The floating lidar wind finding system of claim 6, wherein the auxiliary power supply system comprises a fuel oil power generation device and a battery; the fuel oil power generation equipment and the storage battery are fixed on the deck; the storage battery stores the surplus electric quantity of the fuel oil power generation equipment and the solar power generation panel.
8. The floating lidar wind finding system of claim 1, wherein the float module comprises a float device and a float protection device; the float device provides buoyancy to the system.
9. The floating lidar wind finding system of claim 8, wherein the float device is a cylindrical float; the columnar floating bodies are made of light materials, and the light materials can be solid structures or internal hollow structures.
10. The floating lidar wind finding system of claim 9 wherein the cylindrical floating body has a hole therethrough.
11. The floating lidar wind finding system of claim 8, wherein the float protection device is a steel mesh frame; the steel mesh frame surrounds the outside of the floating body device.
12. The floating lidar wind finding system of claim 11, wherein the anchoring devices are four symmetrically distributed anchor chains; the anchor chain is connected to the steel net frame.
13. The floating lidar wind finding system of claim 11, wherein a ballast module is connected to a bottom end of the float module; the ballast module comprises a ballast block and a ballast protection device; the ballast block is suspended on the steel mesh frame.
14. The floating lidar wind gauging system according to claim 13, wherein said ballast protection means comprises steel trusses, mesh grid plates; the steel truss is connected with the floating body module and the ballast module; the grid grating plates are connected between the steel trusses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210424582.0A CN114527448A (en) | 2022-04-22 | 2022-04-22 | Floating type laser radar wind measurement system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210424582.0A CN114527448A (en) | 2022-04-22 | 2022-04-22 | Floating type laser radar wind measurement system |
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| Publication Number | Publication Date |
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| CN114527448A true CN114527448A (en) | 2022-05-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210424582.0A Pending CN114527448A (en) | 2022-04-22 | 2022-04-22 | Floating type laser radar wind measurement system |
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Citations (10)
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| TWM376148U (en) * | 2009-09-18 | 2010-03-21 | Zun-Yuan Huang | Floating object |
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2022
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| CN113219497A (en) * | 2021-05-21 | 2021-08-06 | 中广核新能源(宣城)有限公司 | Laser radar wind measurement system |
| CN215725923U (en) * | 2021-09-09 | 2022-02-01 | 天津市水务工程运行调度中心(天津市防汛物资管理中心) | Flood control disaster reduction is with hydrological buoy emergency monitoring device who has buffer gear |
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